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Newly Listed Provider — this NPI profile has been added to the NPI registry within the last 90 days.

KATIE SIEBER LPC-A
NPI 1598690992
Counselor - Mental Health in Austin, TX

Active since June 16, 2026
1307 KAREN AVE, AUSTIN, TX 78757(210) 413-9429 Get Directions Write a Review

NPPES record added: June 16, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Katie Sieber Lpc-a NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

KATIE SIEBER LPC-A (NPI 1598690992) is an individual mental health provider in Austin, Texas, licensed in Texas (97713) and active in the NPI registry since June 2026.

NPPES Registry Identity

NPI1598690992
Entity TypeIndividualFemale
Primary Taxonomy101YM0800X
Provider Legal NameKATIE SIEBERCredential: LPC-A
Location Address1307 KAREN AVEAustin, TX 78757-3017
Mailing Address1307 Karen AveAustin, TX 78757-3017 · (210) 413-9429
Phone(210) 413-9429
Sole ProprietorYes
Enumeration DateJune 16, 2026
NPPES CertifiedJune 16, 2026
✔ NPI 1598690992 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyCounselor · Mental HealthBehavioral Health & Social Service Providers
Taxonomy Code101YM0800X
License✔ Licensed in TX · 97713
1307 KAREN AVE, Austin, TX 78757
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Other Names 1

Other Name (5)Katie Donovan

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Katie Sieber's NPI number?

The NPI number for Katie Sieber is 1598690992. It was assigned to this individual provider in the NPPES registry on June 16, 2026. The provider is also known as Katie Donovan.

Where is Katie Sieber located?

Katie Sieber practices at 1307 Karen Ave, Austin, TX 78757. The listed phone number is (210) 413-9429.

What is Katie Sieber's specialty?

The primary specialty registered for this NPI is Counselor, specializing in Mental Health, with taxonomy code 101YM0800X.

When was this NPI record last updated?

The NPPES record for Katie Sieber was last updated on June 16, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 51 days ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.